From Dark and Darker Wiki

Powders are crafted from Ore and Silver Coins at various Merchants. You can use these powders to craft various Armors and Weapons

Name Price Price / Slot Size Item Achieve Total AP / Slot Size Inventory Size Max Stack Size
2246-301x15
1134-201x15
2235-251x15
2268-401x15
1123-151x15
2257-351x15
2268-401x15